{"id":232803,"date":"2023-01-29T10:09:00","date_gmt":"2023-01-29T07:09:00","guid":{"rendered":"https:\/\/wordpress.mediadoma.com\/?p=232803"},"modified":"2023-01-29T10:11:26","modified_gmt":"2023-01-29T07:11:26","slug":"kuinka-maeaerittaeae-php-skripti-crontabissa-useiden-wordpress-tietokanta-puhdistamiseksi-samalla-palvelimella","status":"publish","type":"post","link":"https:\/\/wordpress.mediadoma.com\/fi\/kuinka-maeaerittaeae-php-skripti-crontabissa-useiden-wordpress-tietokanta-puhdistamiseksi-samalla-palvelimella\/","title":{"rendered":"Kuinka m\u00e4\u00e4ritt\u00e4\u00e4 PHP-skripti Crontabissa useiden WordPress- (tietokanta) puhdistamiseksi samalla palvelimella?"},"content":{"rendered":"<p>Jos is\u00e4nn\u00f6it useita wordpress-blogeja samalla palvelimella, voit tehd\u00e4 t\u00e4m\u00e4n helposti seuraavalla PHP-skriptill\u00e4. Olen is\u00e4nn\u00f6inyt 6 verkkosivustoa yhdell\u00e4 <a href=\"https:\/\/helloacm.com\/the-ultimate-vps-from-quickhostuk\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">VPS<\/a> :ll\u00e4, joten sen sijaan, ett\u00e4 k\u00e4ynnist\u00e4isin puhdistusohjelman yksitellen, voin vain laittaa sen <a href=\"https:\/\/helloacm.com\/crontab-generator-secure-fast-handy-tool-to-generate-the-crontab-lines\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">crontabiin<\/a>, jotta se on minulle helpompaa.<\/p>\n<p>Ensin tarvitsisit jotain t\u00e4llaista (k\u00e4tevi\u00e4 toimintoja).<\/p>\n<pre><code>\u00a0 set_time_limit(600);\n\u00a0 mysql_connect(\"localhost\", \"user\", \"password\") or die(mysql_error());\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \n\u00a0 function run_query($query) {\n\u00a0 \u00a0 echo $query;\n\u00a0 \u00a0 mysql_query($query) or die(mysql_error());\n\u00a0 \u00a0 echo \" ***OK!*** n\";\n\u00a0 } \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/code><\/pre>\n<p>Set_time_limit <strong>(600)<\/strong> on vain varotoimenpide silt\u00e4 varalta, ett\u00e4 se jumittuu (jotta voit turvallisesti laittaa sen <a href=\"https:\/\/helloacm.com\/crontab-generator-secure-fast-handy-tool-to-generate-the-crontab-lines\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">crontabiin<\/a> ). Muista vaihtaa mysql-k\u00e4ytt\u00f6oikeustiedot. Funktio <strong>run_query()<\/strong> tulostaa kyselyn ja suorittaa sen. Jos jokin menee pieleen, koko komentosarja p\u00e4\u00e4ttyy.<\/p>\n<p>Nyt t\u00e4m\u00e4 on paras osa, voit koota joitain hyvin tunnettuja ja k\u00e4ytettyj\u00e4 SQL-kyselyj\u00e4, jotta voit suorittaa kaikki kerralla.<\/p>\n<pre><code>\u00a0 function clean_wp($db_name, $table_prefix, $skipwp = false) {\n\u00a0 \u00a0 mysql_select_db($db_name);\n\u00a0\n\u00a0 \u00a0 echo \"Optimising $db_name... n\";\n\u00a0 \u00a0 \n\u00a0 \u00a0 if (!$skipwp) {\n\u00a0 \u00a0 \u00a0 $query = \"\n \u00a0 \u00a0 \u00a0 \u00a0DELETE `a`, `b`, `c` FROM `{$table_prefix}terms` AS `a` \n \u00a0 \u00a0 \u00a0 \u00a0LEFT JOIN `{$table_prefix}term_taxonomy` AS `c` ON `a`.`term_id` = `c`.`term_id` \n \u00a0 \u00a0 \u00a0 \u00a0LEFT JOIN `{$table_prefix}term_relationships` AS `b` ON `b`.`term_taxonomy_id` = `c`.`term_taxonomy_id` \n \u00a0 \u00a0 \u00a0 \u00a0WHERE `c`.`taxonomy` = 'post_tag' AND `c`.`count` = 0\";\n\u00a0 \n\u00a0 \u00a0 \u00a0 run_query($query);\n\u00a0 \u00a0 \u00a0 \n\u00a0 \u00a0 \u00a0 $query = \"\n \u00a0 \u00a0 \u00a0 \u00a0DELETE `a`, `b`, `c`\n \u00a0 \u00a0 \u00a0 \u00a0FROM `{$table_prefix}posts` as `a`\n \u00a0 \u00a0 \u00a0 \u00a0LEFT JOIN `{$table_prefix}term_relationships` as `b` ON (`a`. `ID` = `b`. `object_id`) \u00a0 \u00a0 \u00a0 \u00a0LEFT JOIN `{$table_prefix}postmeta` as `c` ON (`a`. `ID` = `c`. `post_id`) \u00a0 \u00a0 \u00a0 \u00a0WHERE `a`. `post_type` = 'revision' \n \u00a0 \u00a0 \u00a0\";\n\u00a0 \n\u00a0 \u00a0 \u00a0 run_query($query);\n\u00a0 \u00a0 \u00a0 \u00a0 \n\u00a0 \u00a0 \u00a0 $query = \"\n \u00a0 \u00a0 \u00a0 \u00a0DELETE FROM `{$table_prefix}commentmeta`\n \u00a0 \u00a0 \u00a0 \u00a0WHERE `comment_id` NOT IN (\u00a0 \u00a0 \u00a0 \u00a0 \u00a0SELECT `comment_id`\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0FROM `{$table_prefix}comments` \n \u00a0 \u00a0 \u00a0 \u00a0)\n \u00a0 \u00a0 \u00a0\";\n\u00a0 \u00a0 \u00a0 \u00a0 \n\u00a0 \u00a0 \u00a0 run_query($query);\n\u00a0 \n\u00a0 \u00a0 \u00a0 $query = \"\n \u00a0 \u00a0 \u00a0 \u00a0DELETE FROM `{$table_prefix}commentmeta` \n \u00a0 \u00a0 \u00a0 \u00a0WHERE `meta_key` LIKE \"%akismet%\"\n \u00a0 \u00a0 \u00a0\";\n\u00a0 \u00a0 \u00a0 \u00a0 \n\u00a0 \u00a0 \u00a0 run_query($query); \u00a0\n\u00a0 \n\u00a0 \u00a0 \u00a0 $query = \"\n \u00a0 \u00a0 \u00a0 \u00a0DELETE FROM `{$table_prefix}comments` \n \u00a0 \u00a0 \u00a0 \u00a0WHERE `comment_approved` &lt;&gt; 1\n \u00a0 \u00a0 \u00a0\";\n\u00a0 \u00a0 \u00a0 \n\u00a0 \u00a0 \u00a0 run_query($query);\n\u00a0 \u00a0 \u00a0 \n\u00a0 \u00a0 \u00a0 $query = \"\n \u00a0 \u00a0 \u00a0 \u00a0DELETE FROM `{$table_prefix}posts` \n \u00a0 \u00a0 \u00a0 \u00a0WHERE `post_type` = \"revision\"\n \u00a0 \u00a0 \u00a0\";\n\u00a0 \n\u00a0 \u00a0 \u00a0 run_query($query);\n\u00a0 \u00a0 }\n\u00a0\n\u00a0 \u00a0 $alletabellen = mysql_query(\"SHOW TABLES\");\n\u00a0\n\u00a0 \u00a0 while($tabel = mysql_fetch_assoc($alletabellen))\n\u00a0 \u00a0 {\n\u00a0 \u00a0 \u00a0 \u00a0 foreach ($tabel as $db =&gt; $tabelnaam) \n\u00a0 \u00a0 \u00a0 \u00a0 {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 $query = \"REPAIR TABLE `$tabelnaam`\";\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 run_query($query);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 $query = \"OPTIMIZE TABLE `$tabelnaam`\";\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 run_query($query);\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 }\n\u00a0 \u00a0 \n\u00a0 \u00a0 echo \" --- Done!!! ---\";\n\u00a0 }<\/code><\/pre>\n<p>Funktio <strong>clean_wp<\/strong> ottaa 3 parametria. Ensimm\u00e4inen on taulukon nimi (joten voit v\u00e4litt\u00e4\u00e4 eri taulukoita eri wordpress-blogeille). Toinen parametri m\u00e4\u00e4ritt\u00e4\u00e4 wp-taulukon etuliitett\u00e4 ja oletusarvon tulee olla wp_. Kolmas parametri m\u00e4\u00e4ritt\u00e4\u00e4, onko t\u00e4ss\u00e4 taulukossa WordPress-blogi, joten voit j\u00e4tt\u00e4\u00e4 huomioimatta wordpressiin liittyv\u00e4t puhdistuskyselyt ja suorittaa vain yleiset.<\/p>\n<p><a href=\"https:\/\/helloacm.com\/sql-coding-exercise-delete-duplicate-emails\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">SQL-kyselyt<\/a> puhdistavat roskakorin kommentit, hyv\u00e4ksym\u00e4tt\u00f6m\u00e4t kommentit (ole varovainen sen kanssa), <a href=\"https:\/\/wordpress.mediadoma.com\/fi\/pienennae-wordpress-tietokannan-kaeyttoeae\/\" title=\"versiot\">versiot<\/a>. Yleisiin kysymyksiin kuuluu optimointi ja korjaus. Joten sinun pit\u00e4isi pysty\u00e4 laittamaan se helposti <a href=\"https:\/\/helloacm.com\/how-to-set-up-email-when-your-server-reboots-using-crontab-and-mail\/\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">crontabiin<\/a>.<\/p>\n<p><div id=\"PostUnique_PostSource\" style=\"padding-top: 50px\">:  <a target=\"_blank\" rel=\"noopener nofollow\" href=\"\/\/helloacm.com\" class=\"external external_icon\">helloacm.com<\/a><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kuinka m\u00e4\u00e4ritt\u00e4\u00e4 PHP-skripti Crontabissa useiden WordPress-tietokantojen puhdistamiseksi samalla palvelimella?<\/p>\n","protected":false},"author":1,"featured_media":224680,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wp_rev_ctl_limit":""},"categories":[719,895,834,843,803,864],"tags":[1166],"class_list":["post-232803","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kehittaejae","category-koodi","category-opas-aloittelijoille","category-opetusohjelmia","category-php-5","category-wordpress-5","tag-affiai-fi"],"_links":{"self":[{"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/posts\/232803","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/comments?post=232803"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/posts\/232803\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/media\/224680"}],"wp:attachment":[{"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/media?parent=232803"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/categories?post=232803"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wordpress.mediadoma.com\/fi\/wp-json\/wp\/v2\/tags?post=232803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}